21 Hole Comb Binding Binding sheets comb binding machine supplies office supplies plastic ring blue
<div oncopy="alert('Copy not allowed！');return false;"oncontextmenu="return false" onkeypress="return false" onkeydown="return false" onkeyup="return false" onselectstart="return false" ondragstart="return false" onbeforecopy="return false">?<span id="result_box" class="" lang="en" style="font-size: 24pt;"><span class="">Size:</span> 100 / box<br><img class="img-ks-lazyload" src="https://img.alicdn.com/imgextra/i1/1772088925/T2V_xhXyxXXXXXXXXX_%21%211772088925.jpg"><br></span></div>